This is due to the default max number of resources set for vCOPS is 10 000.This was not enough of our environment and therefore we had to increase this max number. The way vCOPS handles resources also contributed to this alert since it does not by default delete non-existant resources. In another post I provide information on how to change this behaviour:http://virtualrealization.blogspot.com/2014/08/vcops-admin-alerts-for-vin-adapter.html

Solution:

Add the following line to the file on the analytics server:“/usr/lib/vmware-vcops/user/conf/analytics/advanced.properties